#356EB8#356EB8

#356EB8 is a mid, vivid cyan. Relative luminance 0.154; OKLCH L 53.7% C 0.131 H 256.0°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#356EB8
RGB	rgb(53, 110, 184)
HSL	hsl(214, 55%, 46%)
HSV	hsv(214, 71%, 72%)
CMYK	cmyk(71.2%, 40.2%, 0%, 27.8%)
CIE-LAB	lab(46.13, 6.48, -44.53)
CIE-LCH	lch(46.13, 45.00, 278.28°)
OKLab	oklab(53.72% -0.0316 -0.127)
OKLCH	oklch(53.72% 0.131 256)
XYZ	xyz(15.6927, 15.3678, 47.4773)
Luminance	0.1537 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356EB8 #B87F35

analogous

#35B0B8 #356EB8 #3E35B8

triadic

#356EB8 #B8356E #6EB835

tetradic

#356EB8 #B835B0 #B87F35 #35B83E

square

#356EB8 #B835B0 #B87F35 #35B83E

split-complementary

#356EB8 #B83E35 #B0B835

monochromatic

#1A3559 #275288 #356EB8 #5B8ED0 #8AAEDD

Accessibility & contrast

On white

5.15

#356EB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#356EB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356EB8

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356EB8	#FFFFFF	#000000	##FFFFFF
##356EB8	1.00	5.15	4.07	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C74BB

Deuteranopia (green-blind)

#3768B7

Tritanopia (blue-blind)

#007F8A

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #356eb8;
/* rgb */ color: rgb(53, 110, 184);
/* oklch */ color: oklch(53.7% 0.131 256.0);

Tailwind

colors: {
  custom: {
    50: '#7c97ce',
    500: '#356eb8',
    950: '#000000',
  },
}

SCSS

$custom: #356eb8;
$custom-light: #7c97ce;
$custom-dark: #000000;

JSON

{
  "hex": "#356eb8",
  "rgb": {
    "r": 53,
    "g": 110,
    "b": 184
  },
  "hsl": {
    "h": 213.893,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.53721,
    "c": 0.1309,
    "h": 256
  },
  "luminance": 0.15369
}

Semantic roles & 50–950 ramp

primary

#356EB8

secondary

#C7A981

accent

#9E49DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #356EB8

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →